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Question: From a box containing 4 black balls and 2 green balls, 3 balls are drawn in succession, each ball being replaced in the box before the next draw is made. Find the probability distribution for the number of green balls.
from 1975 to 1986 the general social survey asked its participants if they favored or opposed capital punishment. a
Develop a frequency table for a discrete variable. Show both the relative frequencies and cumulative relative frequencies. What would the probability distribution be for this discrete variable.
Dr. H wants to conduct a statistical test that will show her new medication to be effective in decreasing violence in criminals. What is the null hypothesis? What is the alternate hypothesis?
Assume the life of these light bulbs follows a normal distribution. Find the probability that a random sample of 100 light bulbs will have an average life between 1760 and 1775 hours.
In a state lottery game, anyone who picks 6 numbers out of 36 wins $50,000, no matter how many people correctly guessed the winning numbers. What are the odds of winning in this game?
a bag of 31 tulip bulbs contains 12 red tulip bulbs 12 yellow tulip bulbs and 7 purple tulip bulbs.a what is the
The width of a confidence interval will be:
Without looking, how many names would you need to pull out of the hat to be sure you get two girls? How many names would you need to pull out of the hat to be sure you get either two boys or two girls
While 60 of the children's books are nonfiction. If a book is selected at random, find the probability of selecting the following not a children's nonfiction.
This question relates to Basic Statistics and it discuss about calculating a variance for several numbers would be like analyzing their differences. This has been explained in the solution
What factors are most important in determining a research design? The response should be relevant to particular area of interest.
Use a 5% level of significance. Make sure to 1. give the null and alternative hypotheses, 2. Calculate the test statistic, and 3. give the conclusion (including a comparison to alpha or the critical value) to receive full credit.
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